Having the chat interface right next to the document, instead of having to move files around, seems like a gamechanger for the average office worker. Sounds trivial, but it's very real.
Actually I've been working on an open interface for this very same use case, you can check it out at opendocbot.com
Happy to see Anthropic validate the use case
Big fumble from Google / Gemini to not be able to dominate in the google drive ecosystem